Cita APA

Silva, L., & Silva, L. (1981). Development/deployment investigation of H-Bahn System. Cambridge, Mass.

Citación estilo Chicago

Silva, L., y L. Silva. Development/deployment Investigation of H-Bahn System. Cambridge, Mass, 1981.

Cita MLA

Silva, L., y L. Silva. Development/deployment Investigation of H-Bahn System. Cambridge, Mass, 1981.